:; 



(53) 



Hotson, J. W. Observations on fire blight in the Yakima Valley, Washington. (Phyto- 

 pathology VI [1916,, p. 288—292. Plates MI— VIII.) 

 Howitt, J, E. Grape diseases. (Ontario Departm. Agric. Bull. CCXXXMI [1916], 



p. 44—48.) 

 Howitt, J. E. and Mc Cubbin, W.A. An outbreak of white pine blister rust in Ontario. 



(Phytopathology VI [1916], p. 182—185.) 

 Howitt, J. E. and Stone, R. E. A troublesome disease of winter tomatoes. (Ibidem VI 



[1916], p. 162—166.) 

 * Huntemann. Die haupitsachlichsten Pflan^cnkrunkheitcn dcr Kulturpllanzcn und 



deren Bekampfung im Herzogtum Oldenburg in den Jahren 1912 — 1915. (Oldenb. 



Landw. Bl. 1916, p. 42; p. 55; p. 73; p. 90: p- 105; p. 120.) 

 Huss, H. Brandsvamphaltigt vetemjol. (Brandpilzhaltigcs Weizemnehl.) (Svensk 



Farm. Tidskr. 1915. 12. 4 pp.) 



Jaarverslag van het Phytopathologisch Laboratorium „Winic Conimclin Scholten" 



over 1915. (Amsterdam 1916, 8". 18 pp.) 

 Jackson, H, S. and Winston, J. R. Miscellaneous pathological projects. (Oregon 



Stat. Bien. Kpt. Hood River Sta. [1913—14], p. 19—^24.) 

 Experiments for control of apple scab. (Oregon Stat, l^ien. Ropt. Hood River 



I 



t 



Sta. ,;1913— 14], p. 6—18, 7 Figs.) 

 J Jaczewski, A, Work of the Bureau of Mycology and Phytopathology. (Mat. Mikol. 



i Fitopatol. Ross. I [1915], No. 2, p. 48-52.) 

 Jagger, J. C. Experiments with the cucumber mosaic disease. (Phytopathology VI 



[1916], p. 148—151.) 

 Jehle, R. A, Late blight o£ potato. (Estac. Expt. Agron. Cuba Giro. XLVIII [1915], 

 \ p. 3—6, 4 Pis.) 



Johnson, J. Resistance in tobacco to the root-rot disease. (Phytopathology VI 



[1916], p. 167—181. 6 Figs.) 

 Johnston, J. R. A banana disease in Cuba. (Estac. Expt, Agron, Cuba Circ. XLVH 



[1915], 9 pp. 7 Pis.) 

 Jones, D. H. Some bacterial diseases of vegetables found in Ontario. (Ontiirio Departm. 



Agric. Bull. CCXL [1916], p. 1—24, Pi. I— X.) 

 Jones, F. R. Pleosphaerulina on alfalfa. (Phytopathology VI [1916], p. 299—300-) 

 Jones, L. R. Problems and Progress in Plant Pathology. (Smithson. Rep. for 1914 



[Washington 1915], p. 407-^19.) 

 Jones, W, W. The occurrence of sulphur dioxid injury- to plants in the Selby smoke 



zone. (U. S. Dept. Int. Bur. Mines Bull. XCVIII [1915], p. 398 ^27, 5 Plates.) 

 Jordi, Ernst. t)ber die Empfanglichkeit von Phaseolus vulgaris L. fiir Bohnenrost. 



(Zeitschr. f. Pflanzenkrkh. XXVI [1916], p. 374—375.) 

 Kadocsa, Gy. Crioceris melanopa {Lema melanopus), ein SchadHng des Hafers uad dcr 



Gerste in Ungam. (Kiserletiigyi Kozlemenyek XVIII [Budapest 19l5],p.l08— 17G, 



Taf. I^VIII.) — (Xach Intern. Agrar-Techn. Rundschau VII [1916], p. 188—189.) 

 Kemner, N. A, Eurydema oleracea, ein mehreren Kulturpflanzen Schwedens schad- 



.licher Halbfliigler. (Meddel. fran Centralanst. f5r forsoks-viisendet pa Jordbruk- 



somradet, Entomol. Avdel. No. XXIXI [1915], p. 1—14, Abb. 1—5.) — Nach 



Intern. Agrar.-Techn. Rundschau VII [1916], p. 190—191.) 

 Kern, F. D. and Orton, C. R. Phytophthora jnfestans on tomatoes. (Phytopathology 



VI [1916], p. 284—287, Fig. 1—2.) 

 Kinzel, W. tJber die Viviparie der Graser und ihrer Beziehungen zu ahnlichen 



Storungen der normalen Fruchtentwicklung sowie zu MiBbildungen anderer Art. 



(Zeitschr. f. Pflanzenkrkh. XXVI [1916], p. 285—291.) 



